It’s not a couch gag, but it’s close. 56th Studio, a design firm in Bangkok, made chairs in the images of four characters from The Simpsons. May I suggest a high chair inspired by little Maggie, who is conspicuously absent?
Link | Studio Website

Those of a certain age will recall “gag boxes,” which are little jokes hidden inside a small box. You gave (or just showed) them to people like a greeting card. Irving Fishlove, founder of H. Fishlove and Co. novelties, popularized the little boxes in the 1920s and ’30s. Collector’s Weekly talks to novelty collectors Mardi [...]

From what I’ve been able to piece together from a commenter at 9GAG and a few travel books, there’s a bar called The Real McCoy in the Barrikadnaya neighborhood of Moscow that sells vodka bottle loaves like this. It has all of the components of a complete and nutritious breakfast.
Link -via That’s Nerdalicious!

(YouTube link)
How many internet memes are in this song by the GAG Quartet? All of them! Well, according to the YouTube page, there are forty -in case you want to try to find them all. -via The Daily What